criterion
Definitions
A single standard or principle by which something is judged or decided
（单条）标准；准则
Root Breakdown
Root-derivedFrom Greek kritērion, 'a means for judging' (krinein 'to judge' + -tērion, a tool/place suffix) — literally the instrument you measure things against. criterion is the singular; its Greek plural is criteria.
Root crit still carries 11 more wordsUsage Guide
- Singular only: one criterion. For more than one, use the plural criteria.
- Common slip: don't say 'two criterion' — that should be 'two criteria.'
- Verb agreement: this criterion is (singular), these criteria are (plural).
Example Sentences
- 1.
Cost is not the only criterion when choosing a school.
- 2.
The single most important criterion is safety.
- 3.
By that criterion, almost no one would qualify.
Easily Confused
criterion vs criteria — criterion = one standard; criteria = two or more. They are the same word in singular and plural. Use criterion with is, criteria with are.